Tsubaki's hobby is making original T-shirt designs, but when his fellow Student Council members proclaim them "lame", he goes to his twin brother Bossun for a shot of creative advice. Then, Bossun's love for a robot anime leads him to an otaku meet-up. Will he be able to fit in?
but what was the name of the Seto prototype 
that was only ever mentioned once?
¿Cuál es el nombre del 
prototipo de este robot?
Qual o nome do protótipo do Seto
 que só foi mencionado uma vez?